import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { RetrieveResponse } from "../models/models_0";
import type { RetrieveRequest } from "../models/models_1";
/**
 * @public
 */
export type { __MetadataBearer };
/**
 * @public
 *
 * The input for {@link RetrieveCommand}.
 */
export interface RetrieveCommandInput extends RetrieveRequest {
}
/**
 * @public
 *
 * The output of {@link RetrieveCommand}.
 */
export interface RetrieveCommandOutput extends RetrieveResponse, __MetadataBearer {
}
declare const RetrieveCommand_base: {
    new (input: RetrieveCommandInput): import("@smithy/core/client").CommandImpl<RetrieveCommandInput, RetrieveCommandOutput, import("..").QConnectClientResolvedConfig, import("..").ServiceInputTypes, import("..").ServiceOutputTypes>;
    new (input: RetrieveCommandInput): import("@smithy/core/client").CommandImpl<RetrieveCommandInput, RetrieveCommandOutput, import("..").QConnectClientResolvedConfig, import("..").ServiceInputTypes, import("..").ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/types").EndpointParameterInstructions;
};
/**
 * <p>Retrieves content from knowledge sources based on a query.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { QConnectClient, RetrieveCommand } from "@aws-sdk/client-qconnect"; // ES Modules import
 * // const { QConnectClient, RetrieveCommand } = require("@aws-sdk/client-qconnect"); // CommonJS import
 * // import type { QConnectClientConfig } from "@aws-sdk/client-qconnect";
 * const config = {}; // type is QConnectClientConfig
 * const client = new QConnectClient(config);
 * const input = { // RetrieveRequest
 *   assistantId: "STRING_VALUE", // required
 *   retrievalConfiguration: { // RetrievalConfiguration
 *     knowledgeSource: { // KnowledgeSource Union: only one key present
 *       assistantAssociationIds: [ // AssistantAssociationIdList
 *         "STRING_VALUE",
 *       ],
 *     },
 *     filter: { // RetrievalFilterConfiguration Union: only one key present
 *       andAll: [ // RetrievalFilterList
 *         {//  Union: only one key present
 *           andAll: [
 *             "<RetrievalFilterConfiguration>",
 *           ],
 *           equals: { // FilterAttribute
 *             key: "STRING_VALUE", // required
 *             value: "DOCUMENT_VALUE", // required
 *           },
 *           greaterThan: {
 *             key: "STRING_VALUE", // required
 *             value: "DOCUMENT_VALUE", // required
 *           },
 *           greaterThanOrEquals: {
 *             key: "STRING_VALUE", // required
 *             value: "DOCUMENT_VALUE", // required
 *           },
 *           in: {
 *             key: "STRING_VALUE", // required
 *             value: "DOCUMENT_VALUE", // required
 *           },
 *           lessThan: {
 *             key: "STRING_VALUE", // required
 *             value: "DOCUMENT_VALUE", // required
 *           },
 *           lessThanOrEquals: "<FilterAttribute>",
 *           listContains: "<FilterAttribute>",
 *           notEquals: "<FilterAttribute>",
 *           notIn: "<FilterAttribute>",
 *           orAll: [
 *             "<RetrievalFilterConfiguration>",
 *           ],
 *           startsWith: "<FilterAttribute>",
 *           stringContains: "<FilterAttribute>",
 *         },
 *       ],
 *       equals: "<FilterAttribute>",
 *       greaterThan: "<FilterAttribute>",
 *       greaterThanOrEquals: "<FilterAttribute>",
 *       in: "<FilterAttribute>",
 *       lessThan: "<FilterAttribute>",
 *       lessThanOrEquals: "<FilterAttribute>",
 *       listContains: "<FilterAttribute>",
 *       notEquals: "<FilterAttribute>",
 *       notIn: "<FilterAttribute>",
 *       orAll: [
 *         "<RetrievalFilterConfiguration>",
 *       ],
 *       startsWith: "<FilterAttribute>",
 *       stringContains: "<FilterAttribute>",
 *     },
 *     numberOfResults: Number("int"),
 *     overrideKnowledgeBaseSearchType: "STRING_VALUE",
 *   },
 *   retrievalQuery: "STRING_VALUE", // required
 * };
 * const command = new RetrieveCommand(input);
 * const response = await client.send(command);
 * // { // RetrieveResponse
 * //   results: [ // RetrieveResultList // required
 * //     { // RetrieveResult
 * //       associationId: "STRING_VALUE", // required
 * //       sourceId: "STRING_VALUE", // required
 * //       referenceType: "STRING_VALUE", // required
 * //       contentText: "STRING_VALUE", // required
 * //     },
 * //   ],
 * // };
 *
 * ```
 *
 * @param RetrieveCommandInput - {@link RetrieveCommandInput}
 * @returns {@link RetrieveCommandOutput}
 * @see {@link RetrieveCommandInput} for command's `input` shape.
 * @see {@link RetrieveCommandOutput} for command's `response` shape.
 * @see {@link QConnectClientResolvedConfig | config} for QConnectClient's `config` shape.
 *
 * @throws {@link AccessDeniedException} (client fault)
 *  <p>You do not have sufficient access to perform this action.</p>
 *
 * @throws {@link ConflictException} (client fault)
 *  <p>The request could not be processed because of conflict in the current state of the resource. For example, if you're using a <code>Create</code> API (such as <code>CreateAssistant</code>) that accepts name, a conflicting resource (usually with the same name) is being created or mutated.</p>
 *
 * @throws {@link DependencyFailedException} (client fault)
 *  <p>The request failed because it depends on another request that failed.</p>
 *
 * @throws {@link RequestTimeoutException} (client fault)
 *  <p>The request reached the service more than 15 minutes after the date stamp on the request or more than 15 minutes after the request expiration date (such as for pre-signed URLs), or the date stamp on the request is more than 15 minutes in the future.</p>
 *
 * @throws {@link ResourceNotFoundException} (client fault)
 *  <p>The specified resource does not exist.</p>
 *
 * @throws {@link ServiceQuotaExceededException} (client fault)
 *  <p>You've exceeded your service quota. To perform the requested action, remove some of the relevant resources, or use service quotas to request a service quota increase.</p>
 *
 * @throws {@link ThrottlingException} (client fault)
 *  <p>The throttling limit has been exceeded.</p>
 *
 * @throws {@link ValidationException} (client fault)
 *  <p>The input fails to satisfy the constraints specified by a service.</p>
 *
 * @throws {@link QConnectServiceException}
 * <p>Base exception class for all service exceptions from QConnect service.</p>
 *
 *
 * @public
 */
export declare class RetrieveCommand extends RetrieveCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: RetrieveRequest;
            output: RetrieveResponse;
        };
        sdk: {
            input: RetrieveCommandInput;
            output: RetrieveCommandOutput;
        };
    };
}